#4163BD#4163BD

#4163BD is a mid, vivid blue. Relative luminance 0.137; OKLCH L 52.2% C 0.147 H 265.9°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#4163BD
RGB	rgb(65, 99, 189)
HSL	hsl(224, 49%, 50%)
HSV	hsv(224, 66%, 74%)
CMYK	cmyk(65.6%, 47.6%, 0%, 25.9%)
CIE-LAB	lab(43.83, 17.18, -51.09)
CIE-LCH	lch(43.83, 53.90, 288.58°)
OKLab	oklab(52.18% -0.0104 -0.1463)
OKLCH	oklch(52.18% 0.147 265.9)
XYZ	xyz(15.8239, 13.7201, 49.9486)
Luminance	0.1372 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4163BD #BD9B41

analogous

#41A1BD #4163BD #5D41BD

triadic

#4163BD #BD4163 #63BD41

tetradic

#4163BD #BD41A1 #BD9B41 #41BD5D

square

#4163BD #BD41A1 #BD9B41 #41BD5D

split-complementary

#4163BD #BD5D41 #A1BD41

monochromatic

#223362 #314B8F #4163BD #6E88CD #9CADDD

Accessibility & contrast

On white

5.61

#4163BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#4163BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4163BD

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4163BD	#FFFFFF	#000000	##FFFFFF
##4163BD	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#356EC0

Deuteranopia (green-blind)

#1B62BB

Tritanopia (blue-blind)

#007887

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #4163bd;
/* rgb */ color: rgb(65, 99, 189);
/* oklch */ color: oklch(52.2% 0.147 265.9);

Tailwind

colors: {
  custom: {
    50: '#828ed1',
    500: '#4163bd',
    950: '#000000',
  },
}

SCSS

$custom: #4163bd;
$custom-light: #828ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#4163bd",
  "rgb": {
    "r": 65,
    "g": 99,
    "b": 189
  },
  "hsl": {
    "h": 223.548,
    "s": 48.819,
    "l": 49.804
  },
  "oklch": {
    "l": 0.52182,
    "c": 0.14663,
    "h": 265.9
  },
  "luminance": 0.13722
}

Semantic roles & 50–950 ramp

primary

#4163BD

secondary

#C9BA91

accent

#B34FD8

background

#F8F8FC

surface

#F0F0F9

border

#CBCBD2

text

#0C0C14

muted

#7D7D82

Preview Lab

Preview with #4163BD

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →